Product:
Microsoft Office Click-To-Run
Summary
Use after free in Microsoft Office Click-To-Run allows an authorized attacker to elevate privileges locally. This vulnerability can lead to significant security risks if exploited. It is crucial for users to be aware of the potential impacts of this issue.
Details
| Severity | Base Score | CVE |
|---|---|---|
| HIGH | 7.8 | CVE-2026-40418 |
Exploitation
An attacker with local access can exploit this vulnerability by executing a specially crafted application that triggers the use after free condition. This can allow the attacker to gain elevated privileges on the affected system, potentially leading to unauthorized access to sensitive information or system control.
Affected Products
- Microsoft Office Click-To-Run: A service that allows users to install and update Microsoft Office applications.
Mitigation
To mitigate this vulnerability, users should ensure that they are running the latest version of Microsoft Office Click-To-Run. Regular updates and patches from Microsoft should be applied promptly to protect against known vulnerabilities.